1 76193d7c 2003-09-30 devnull /* input event and data structure translation */
  2 76193d7c 2003-09-30 devnull 
  3 76193d7c 2003-09-30 devnull #include <u.h>
  4 be22ae2d 2004-03-26 devnull #include "x11-inc.h"
  5 76193d7c 2003-09-30 devnull #include <libc.h>
  6 76193d7c 2003-09-30 devnull #include <draw.h>
  7 76193d7c 2003-09-30 devnull #include <memdraw.h>
  8 76193d7c 2003-09-30 devnull #include <mouse.h>
  9 76193d7c 2003-09-30 devnull #include <cursor.h>
 10 76193d7c 2003-09-30 devnull #include <keyboard.h>
 11 76193d7c 2003-09-30 devnull #include "x11-memdraw.h"
 12 e543c475 2004-04-19 devnull #include "x11-keysym2ucs.h"
 13 76193d7c 2003-09-30 devnull 
 14 8ad51794 2004-03-25 devnull #undef time
 15 8ad51794 2004-03-25 devnull 
 16 8ad51794 2004-03-25 devnull 
 17 e543c475 2004-04-19 devnull static KeySym
 18 32f69c36 2003-12-11 devnull __xtoplan9kbd(XEvent *e)
 19 76193d7c 2003-09-30 devnull {
 20 e543c475 2004-04-19 devnull 	KeySym k;
 21 76193d7c 2003-09-30 devnull 
 22 e543c475 2004-04-19 devnull 	if(e->xany.type != KeyPress)
 23 e543c475 2004-04-19 devnull 		return -1;
 24 63b67323 2004-04-21 devnull 	needstack(20*1024);	/* X has some *huge* buffers in openobject */
 25 e543c475 2004-04-19 devnull 	XLookupString((XKeyEvent*)e,NULL,0,&k,NULL);
 26 76193d7c 2003-09-30 devnull 	if(k == XK_Multi_key || k == NoSymbol)
 27 76193d7c 2003-09-30 devnull 		return -1;
 28 76193d7c 2003-09-30 devnull 
 29 76193d7c 2003-09-30 devnull 	if(k&0xFF00){
 30 76193d7c 2003-09-30 devnull 		switch(k){
 31 76193d7c 2003-09-30 devnull 		case XK_BackSpace:
 32 76193d7c 2003-09-30 devnull 		case XK_Tab:
 33 76193d7c 2003-09-30 devnull 		case XK_Escape:
 34 76193d7c 2003-09-30 devnull 		case XK_Delete:
 35 76193d7c 2003-09-30 devnull 		case XK_KP_0:
 36 76193d7c 2003-09-30 devnull 		case XK_KP_1:
 37 76193d7c 2003-09-30 devnull 		case XK_KP_2:
 38 76193d7c 2003-09-30 devnull 		case XK_KP_3:
 39 76193d7c 2003-09-30 devnull 		case XK_KP_4:
 40 76193d7c 2003-09-30 devnull 		case XK_KP_5:
 41 76193d7c 2003-09-30 devnull 		case XK_KP_6:
 42 76193d7c 2003-09-30 devnull 		case XK_KP_7:
 43 76193d7c 2003-09-30 devnull 		case XK_KP_8:
 44 76193d7c 2003-09-30 devnull 		case XK_KP_9:
 45 76193d7c 2003-09-30 devnull 		case XK_KP_Divide:
 46 76193d7c 2003-09-30 devnull 		case XK_KP_Multiply:
 47 76193d7c 2003-09-30 devnull 		case XK_KP_Subtract:
 48 76193d7c 2003-09-30 devnull 		case XK_KP_Add:
 49 76193d7c 2003-09-30 devnull 		case XK_KP_Decimal:
 50 76193d7c 2003-09-30 devnull 			k &= 0x7F;
 51 76193d7c 2003-09-30 devnull 			break;
 52 76193d7c 2003-09-30 devnull 		case XK_Linefeed:
 53 76193d7c 2003-09-30 devnull 			k = '\r';
 54 76193d7c 2003-09-30 devnull 			break;
 55 76193d7c 2003-09-30 devnull 		case XK_KP_Space:
 56 76193d7c 2003-09-30 devnull 			k = ' ';
 57 76193d7c 2003-09-30 devnull 			break;
 58 76193d7c 2003-09-30 devnull 		case XK_Home:
 59 76193d7c 2003-09-30 devnull 		case XK_KP_Home:
 60 76193d7c 2003-09-30 devnull 			k = Khome;
 61 76193d7c 2003-09-30 devnull 			break;
 62 76193d7c 2003-09-30 devnull 		case XK_Left:
 63 76193d7c 2003-09-30 devnull 		case XK_KP_Left:
 64 76193d7c 2003-09-30 devnull 			k = Kleft;
 65 76193d7c 2003-09-30 devnull 			break;
 66 76193d7c 2003-09-30 devnull 		case XK_Up:
 67 76193d7c 2003-09-30 devnull 		case XK_KP_Up:
 68 76193d7c 2003-09-30 devnull 			k = Kup;
 69 76193d7c 2003-09-30 devnull 			break;
 70 76193d7c 2003-09-30 devnull 		case XK_Down:
 71 76193d7c 2003-09-30 devnull 		case XK_KP_Down:
 72 76193d7c 2003-09-30 devnull 			k = Kdown;
 73 76193d7c 2003-09-30 devnull 			break;
 74 76193d7c 2003-09-30 devnull 		case XK_Right:
 75 76193d7c 2003-09-30 devnull 		case XK_KP_Right:
 76 76193d7c 2003-09-30 devnull 			k = Kright;
 77 76193d7c 2003-09-30 devnull 			break;
 78 76193d7c 2003-09-30 devnull 		case XK_Page_Down:
 79 76193d7c 2003-09-30 devnull 		case XK_KP_Page_Down:
 80 76193d7c 2003-09-30 devnull 			k = Kpgdown;
 81 76193d7c 2003-09-30 devnull 			break;
 82 76193d7c 2003-09-30 devnull 		case XK_End:
 83 76193d7c 2003-09-30 devnull 		case XK_KP_End:
 84 76193d7c 2003-09-30 devnull 			k = Kend;
 85 76193d7c 2003-09-30 devnull 			break;
 86 76193d7c 2003-09-30 devnull 		case XK_Page_Up:	
 87 76193d7c 2003-09-30 devnull 		case XK_KP_Page_Up:
 88 76193d7c 2003-09-30 devnull 			k = Kpgup;
 89 76193d7c 2003-09-30 devnull 			break;
 90 76193d7c 2003-09-30 devnull 		case XK_Insert:
 91 76193d7c 2003-09-30 devnull 		case XK_KP_Insert:
 92 76193d7c 2003-09-30 devnull 			k = Kins;
 93 76193d7c 2003-09-30 devnull 			break;
 94 76193d7c 2003-09-30 devnull 		case XK_KP_Enter:
 95 76193d7c 2003-09-30 devnull 		case XK_Return:
 96 76193d7c 2003-09-30 devnull 			k = '\n';
 97 76193d7c 2003-09-30 devnull 			break;
 98 76193d7c 2003-09-30 devnull 		case XK_Alt_L:
 99 1aa4e9c8 2004-04-23 devnull 		case XK_Meta_L:	/* Shift Alt on PCs */
100 76193d7c 2003-09-30 devnull 		case XK_Alt_R:
101 1aa4e9c8 2004-04-23 devnull 		case XK_Meta_R:	/* Shift Alt on PCs */
102 76193d7c 2003-09-30 devnull 			k = Kalt;
103 76193d7c 2003-09-30 devnull 			break;
104 76193d7c 2003-09-30 devnull 		default:		/* not ISO-1 or tty control */
105 e543c475 2004-04-19 devnull 			if(k>0xff) {
106 1818ce0f 2005-01-04 devnull 				k = _p9keysym2ucs(k);
107 e543c475 2004-04-19 devnull 				if(k==-1) return -1;
108 e543c475 2004-04-19 devnull 			}
109 76193d7c 2003-09-30 devnull 		}
110 76193d7c 2003-09-30 devnull 	}
111 76193d7c 2003-09-30 devnull 
112 76193d7c 2003-09-30 devnull 	/* Compensate for servers that call a minus a hyphen */
113 76193d7c 2003-09-30 devnull 	if(k == XK_hyphen)
114 76193d7c 2003-09-30 devnull 		k = XK_minus;
115 76193d7c 2003-09-30 devnull 	/* Do control mapping ourselves if translator doesn't */
116 76193d7c 2003-09-30 devnull 	if(e->xkey.state&ControlMask)
117 76193d7c 2003-09-30 devnull 		k &= 0x9f;
118 76193d7c 2003-09-30 devnull 	if(k == NoSymbol) {
119 76193d7c 2003-09-30 devnull 		return -1;
120 76193d7c 2003-09-30 devnull 	}
121 76193d7c 2003-09-30 devnull 
122 e543c475 2004-04-19 devnull 	return k+0;
123 76193d7c 2003-09-30 devnull }
124 76193d7c 2003-09-30 devnull 
125 16a70966 2003-11-23 devnull static Rune*
126 16a70966 2003-11-23 devnull xtoplan9latin1(XEvent *e)
127 16a70966 2003-11-23 devnull {
128 16a70966 2003-11-23 devnull 	static Rune k[10];
129 16a70966 2003-11-23 devnull 	static int alting, nk;
130 16a70966 2003-11-23 devnull 	int n;
131 16a70966 2003-11-23 devnull 	int r;
132 16a70966 2003-11-23 devnull 
133 32f69c36 2003-12-11 devnull 	r = __xtoplan9kbd(e);
134 16a70966 2003-11-23 devnull 	if(r < 0)
135 16a70966 2003-11-23 devnull 		return nil;
136 16a70966 2003-11-23 devnull 	if(alting){
137 e66de6b0 2004-06-17 devnull 		/*
138 e66de6b0 2004-06-17 devnull 		 * Kludge for Mac's X11 3-button emulation.
139 e66de6b0 2004-06-17 devnull 		 * It treats Command+Button as button 3, but also
140 e66de6b0 2004-06-17 devnull 		 * ends up sending XK_Meta_L twice.
141 e66de6b0 2004-06-17 devnull 		 */
142 e66de6b0 2004-06-17 devnull 		if(r == Kalt){
143 e66de6b0 2004-06-17 devnull 			alting = 0;
144 e66de6b0 2004-06-17 devnull 			return nil;
145 e66de6b0 2004-06-17 devnull 		}
146 16a70966 2003-11-23 devnull 		k[nk++] = r;
147 16a70966 2003-11-23 devnull 		n = _latin1(k, nk);
148 16a70966 2003-11-23 devnull 		if(n > 0){
149 16a70966 2003-11-23 devnull 			alting = 0;
150 16a70966 2003-11-23 devnull 			k[0] = n;
151 16a70966 2003-11-23 devnull 			k[1] = 0;
152 16a70966 2003-11-23 devnull 			return k;
153 16a70966 2003-11-23 devnull 		}
154 16a70966 2003-11-23 devnull 		if(n == -1){
155 16a70966 2003-11-23 devnull 			alting = 0;
156 16a70966 2003-11-23 devnull 			k[nk] = 0;
157 16a70966 2003-11-23 devnull 			return k;
158 16a70966 2003-11-23 devnull 		}
159 16a70966 2003-11-23 devnull 		/* n < -1, need more input */
160 16a70966 2003-11-23 devnull 		return nil;
161 16a70966 2003-11-23 devnull 	}else if(r == Kalt){
162 16a70966 2003-11-23 devnull 		alting = 1;
163 16a70966 2003-11-23 devnull 		nk = 0;
164 16a70966 2003-11-23 devnull 		return nil;
165 16a70966 2003-11-23 devnull 	}else{
166 16a70966 2003-11-23 devnull 		k[0] = r;
167 16a70966 2003-11-23 devnull 		k[1] = 0;
168 16a70966 2003-11-23 devnull 		return k;
169 16a70966 2003-11-23 devnull 	}
170 16a70966 2003-11-23 devnull }
171 16a70966 2003-11-23 devnull 
172 76193d7c 2003-09-30 devnull int
173 32f69c36 2003-12-11 devnull _xtoplan9kbd(XEvent *e)
174 76193d7c 2003-09-30 devnull {
175 16a70966 2003-11-23 devnull 	static Rune *r;
176 16a70966 2003-11-23 devnull 
177 16a70966 2003-11-23 devnull 	if(e == (XEvent*)-1){
178 16a70966 2003-11-23 devnull 		assert(r);
179 16a70966 2003-11-23 devnull 		r--;
180 16a70966 2003-11-23 devnull 		return 0;
181 16a70966 2003-11-23 devnull 	}
182 16a70966 2003-11-23 devnull 	if(e)
183 16a70966 2003-11-23 devnull 		r = xtoplan9latin1(e);
184 16a70966 2003-11-23 devnull 	if(r && *r)
185 16a70966 2003-11-23 devnull 		return *r++;
186 16a70966 2003-11-23 devnull 	return -1;
187 16a70966 2003-11-23 devnull }
188 16a70966 2003-11-23 devnull 
189 16a70966 2003-11-23 devnull int
190 32f69c36 2003-12-11 devnull _xtoplan9mouse(XDisplay *xd, XEvent *e, Mouse *m)
191 16a70966 2003-11-23 devnull {
192 76193d7c 2003-09-30 devnull 	int s;
193 76193d7c 2003-09-30 devnull 	XButtonEvent *be;
194 76193d7c 2003-09-30 devnull 	XMotionEvent *me;
195 16a70966 2003-11-23 devnull 
196 16a70966 2003-11-23 devnull 	if(_x.putsnarf != _x.assertsnarf){
197 16a70966 2003-11-23 devnull 		_x.assertsnarf = _x.putsnarf;
198 16a70966 2003-11-23 devnull 		XSetSelectionOwner(_x.mousecon, XA_PRIMARY, _x.drawable, CurrentTime);
199 16a70966 2003-11-23 devnull 		if(_x.clipboard != None)
200 16a70966 2003-11-23 devnull 			XSetSelectionOwner(_x.mousecon, _x.clipboard, _x.drawable, CurrentTime);
201 16a70966 2003-11-23 devnull 		XFlush(xd);
202 16a70966 2003-11-23 devnull 	}
203 76193d7c 2003-09-30 devnull 
204 76193d7c 2003-09-30 devnull 	switch(e->type){
205 76193d7c 2003-09-30 devnull 	case ButtonPress:
206 76193d7c 2003-09-30 devnull 		be = (XButtonEvent*)e;
207 f7012583 2003-11-25 devnull 		/* 
208 f7012583 2003-11-25 devnull 		 * Fake message, just sent to make us announce snarf.
209 f7012583 2003-11-25 devnull 		 * Apparently state and button are 16 and 8 bits on
210 f7012583 2003-11-25 devnull 		 * the wire, since they are truncated by the time they
211 f7012583 2003-11-25 devnull 		 * get to us.
212 f7012583 2003-11-25 devnull 		 */
213 f7012583 2003-11-25 devnull 		if(be->send_event
214 f7012583 2003-11-25 devnull 		&& (~be->state&0xFFFF)==0
215 f7012583 2003-11-25 devnull 		&& (~be->button&0xFF)==0)
216 16a70966 2003-11-23 devnull 			return -1;
217 76193d7c 2003-09-30 devnull 		/* BUG? on mac need to inherit these from elsewhere? */
218 76193d7c 2003-09-30 devnull 		m->xy.x = be->x;
219 76193d7c 2003-09-30 devnull 		m->xy.y = be->y;
220 76193d7c 2003-09-30 devnull 		s = be->state;
221 76193d7c 2003-09-30 devnull 		m->msec = be->time;
222 76193d7c 2003-09-30 devnull 		switch(be->button){
223 76193d7c 2003-09-30 devnull 		case 1:
224 76193d7c 2003-09-30 devnull 			s |= Button1Mask;
225 76193d7c 2003-09-30 devnull 			break;
226 76193d7c 2003-09-30 devnull 		case 2:
227 76193d7c 2003-09-30 devnull 			s |= Button2Mask;
228 76193d7c 2003-09-30 devnull 			break;
229 76193d7c 2003-09-30 devnull 		case 3:
230 76193d7c 2003-09-30 devnull 			s |= Button3Mask;
231 76193d7c 2003-09-30 devnull 			break;
232 ff8bbc79 2004-06-09 devnull 		case 4:
233 ff8bbc79 2004-06-09 devnull 			s |= Button4Mask;
234 ff8bbc79 2004-06-09 devnull 			break;
235 ff8bbc79 2004-06-09 devnull 		case 5:
236 ff8bbc79 2004-06-09 devnull 			s |= Button5Mask;
237 ff8bbc79 2004-06-09 devnull 			break;
238 76193d7c 2003-09-30 devnull 		}
239 76193d7c 2003-09-30 devnull 		break;
240 76193d7c 2003-09-30 devnull 	case ButtonRelease:
241 76193d7c 2003-09-30 devnull 		be = (XButtonEvent*)e;
242 76193d7c 2003-09-30 devnull 		m->xy.x = be->x;
243 76193d7c 2003-09-30 devnull 		m->xy.y = be->y;
244 76193d7c 2003-09-30 devnull 		s = be->state;
245 76193d7c 2003-09-30 devnull 		m->msec = be->time;
246 76193d7c 2003-09-30 devnull 		switch(be->button){
247 76193d7c 2003-09-30 devnull 		case 1:
248 76193d7c 2003-09-30 devnull 			s &= ~Button1Mask;
249 76193d7c 2003-09-30 devnull 			break;
250 76193d7c 2003-09-30 devnull 		case 2:
251 76193d7c 2003-09-30 devnull 			s &= ~Button2Mask;
252 76193d7c 2003-09-30 devnull 			break;
253 76193d7c 2003-09-30 devnull 		case 3:
254 76193d7c 2003-09-30 devnull 			s &= ~Button3Mask;
255 76193d7c 2003-09-30 devnull 			break;
256 ff8bbc79 2004-06-09 devnull 		case 4:
257 ff8bbc79 2004-06-09 devnull 			s &= ~Button4Mask;
258 ff8bbc79 2004-06-09 devnull 			break;
259 ff8bbc79 2004-06-09 devnull 		case 5:
260 ff8bbc79 2004-06-09 devnull 			s &= ~Button5Mask;
261 ff8bbc79 2004-06-09 devnull 			break;
262 76193d7c 2003-09-30 devnull 		}
263 76193d7c 2003-09-30 devnull 		break;
264 76193d7c 2003-09-30 devnull 
265 76193d7c 2003-09-30 devnull 	case MotionNotify:
266 76193d7c 2003-09-30 devnull 		me = (XMotionEvent*)e;
267 76193d7c 2003-09-30 devnull 		s = me->state;
268 76193d7c 2003-09-30 devnull 		m->xy.x = me->x;
269 76193d7c 2003-09-30 devnull 		m->xy.y = me->y;
270 76193d7c 2003-09-30 devnull 		m->msec = me->time;
271 76193d7c 2003-09-30 devnull 		break;
272 76193d7c 2003-09-30 devnull 
273 76193d7c 2003-09-30 devnull 	default:
274 76193d7c 2003-09-30 devnull 		return -1;
275 76193d7c 2003-09-30 devnull 	}
276 76193d7c 2003-09-30 devnull 
277 76193d7c 2003-09-30 devnull 	m->buttons = 0;
278 76193d7c 2003-09-30 devnull 	if(s & Button1Mask)
279 76193d7c 2003-09-30 devnull 		m->buttons |= 1;
280 76193d7c 2003-09-30 devnull 	if(s & Button2Mask)
281 76193d7c 2003-09-30 devnull 		m->buttons |= 2;
282 76193d7c 2003-09-30 devnull 	if(s & Button3Mask)
283 76193d7c 2003-09-30 devnull 		m->buttons |= 4;
284 ff8bbc79 2004-06-09 devnull 	if(s & Button4Mask)
285 ff8bbc79 2004-06-09 devnull 		m->buttons |= 8;
286 ff8bbc79 2004-06-09 devnull 	if(s & Button5Mask)
287 ff8bbc79 2004-06-09 devnull 		m->buttons |= 16;
288 76193d7c 2003-09-30 devnull 	return 0;
289 76193d7c 2003-09-30 devnull }
290 76193d7c 2003-09-30 devnull 
291 76193d7c 2003-09-30 devnull void
292 32f69c36 2003-12-11 devnull _xmoveto(Point p)
293 76193d7c 2003-09-30 devnull {
294 76193d7c 2003-09-30 devnull 	XWarpPointer(_x.display, None, _x.drawable, 0, 0, 0, 0, p.x, p.y);
295 76193d7c 2003-09-30 devnull 	XFlush(_x.display);
296 76193d7c 2003-09-30 devnull }
297 76193d7c 2003-09-30 devnull 
298 76193d7c 2003-09-30 devnull static int
299 76193d7c 2003-09-30 devnull revbyte(int b)
300 76193d7c 2003-09-30 devnull {
301 76193d7c 2003-09-30 devnull 	int r;
302 76193d7c 2003-09-30 devnull 
303 76193d7c 2003-09-30 devnull 	r = 0;
304 76193d7c 2003-09-30 devnull 	r |= (b&0x01) << 7;
305 76193d7c 2003-09-30 devnull 	r |= (b&0x02) << 5;
306 76193d7c 2003-09-30 devnull 	r |= (b&0x04) << 3;
307 76193d7c 2003-09-30 devnull 	r |= (b&0x08) << 1;
308 76193d7c 2003-09-30 devnull 	r |= (b&0x10) >> 1;
309 76193d7c 2003-09-30 devnull 	r |= (b&0x20) >> 3;
310 76193d7c 2003-09-30 devnull 	r |= (b&0x40) >> 5;
311 76193d7c 2003-09-30 devnull 	r |= (b&0x80) >> 7;
312 76193d7c 2003-09-30 devnull 	return r;
313 76193d7c 2003-09-30 devnull }
314 76193d7c 2003-09-30 devnull 
315 76193d7c 2003-09-30 devnull static void
316 76193d7c 2003-09-30 devnull xcursorarrow(void)
317 76193d7c 2003-09-30 devnull {
318 76193d7c 2003-09-30 devnull 	if(_x.cursor != 0){
319 76193d7c 2003-09-30 devnull 		XFreeCursor(_x.display, _x.cursor);
320 76193d7c 2003-09-30 devnull 		_x.cursor = 0;
321 76193d7c 2003-09-30 devnull 	}
322 76193d7c 2003-09-30 devnull 	XUndefineCursor(_x.display, _x.drawable);
323 76193d7c 2003-09-30 devnull 	XFlush(_x.display);
324 76193d7c 2003-09-30 devnull }
325 76193d7c 2003-09-30 devnull 
326 76193d7c 2003-09-30 devnull 
327 76193d7c 2003-09-30 devnull void
328 32f69c36 2003-12-11 devnull _xsetcursor(Cursor *c)
329 76193d7c 2003-09-30 devnull {
330 76193d7c 2003-09-30 devnull 	XColor fg, bg;
331 76193d7c 2003-09-30 devnull 	XCursor xc;
332 76193d7c 2003-09-30 devnull 	Pixmap xsrc, xmask;
333 76193d7c 2003-09-30 devnull 	int i;
334 76193d7c 2003-09-30 devnull 	uchar src[2*16], mask[2*16];
335 76193d7c 2003-09-30 devnull 
336 76193d7c 2003-09-30 devnull 	if(c == nil){
337 76193d7c 2003-09-30 devnull 		xcursorarrow();
338 76193d7c 2003-09-30 devnull 		return;
339 76193d7c 2003-09-30 devnull 	}
340 76193d7c 2003-09-30 devnull 	for(i=0; i<2*16; i++){
341 76193d7c 2003-09-30 devnull 		src[i] = revbyte(c->set[i]);
342 76193d7c 2003-09-30 devnull 		mask[i] = revbyte(c->set[i] | c->clr[i]);
343 76193d7c 2003-09-30 devnull 	}
344 76193d7c 2003-09-30 devnull 
345 76193d7c 2003-09-30 devnull 	fg = _x.map[0];
346 76193d7c 2003-09-30 devnull 	bg = _x.map[255];
347 be22ae2d 2004-03-26 devnull 	xsrc = XCreateBitmapFromData(_x.display, _x.drawable, (char*)src, 16, 16);
348 be22ae2d 2004-03-26 devnull 	xmask = XCreateBitmapFromData(_x.display, _x.drawable, (char*)mask, 16, 16);
349 76193d7c 2003-09-30 devnull 	xc = XCreatePixmapCursor(_x.display, xsrc, xmask, &fg, &bg, -c->offset.x, -c->offset.y);
350 76193d7c 2003-09-30 devnull 	if(xc != 0) {
351 76193d7c 2003-09-30 devnull 		XDefineCursor(_x.display, _x.drawable, xc);
352 76193d7c 2003-09-30 devnull 		if(_x.cursor != 0)
353 76193d7c 2003-09-30 devnull 			XFreeCursor(_x.display, _x.cursor);
354 76193d7c 2003-09-30 devnull 		_x.cursor = xc;
355 76193d7c 2003-09-30 devnull 	}
356 76193d7c 2003-09-30 devnull 	XFreePixmap(_x.display, xsrc);
357 76193d7c 2003-09-30 devnull 	XFreePixmap(_x.display, xmask);
358 76193d7c 2003-09-30 devnull 	XFlush(_x.display);
359 161060a4 2003-10-11 devnull }
360 161060a4 2003-10-11 devnull 
361 161060a4 2003-10-11 devnull struct {
362 161060a4 2003-10-11 devnull 	char buf[SnarfSize];
363 161060a4 2003-10-11 devnull 	QLock lk;
364 161060a4 2003-10-11 devnull } clip;
365 161060a4 2003-10-11 devnull 
366 161060a4 2003-10-11 devnull char*
367 32f69c36 2003-12-11 devnull _xgetsnarf(XDisplay *xd)
368 161060a4 2003-10-11 devnull {
369 161060a4 2003-10-11 devnull 	uchar *data, *xdata;
370 16a70966 2003-11-23 devnull 	Atom clipboard, type, prop;
371 161060a4 2003-10-11 devnull 	ulong len, lastlen, dummy;
372 161060a4 2003-10-11 devnull 	int fmt, i;
373 161060a4 2003-10-11 devnull 	XWindow w;
374 161060a4 2003-10-11 devnull 
375 161060a4 2003-10-11 devnull 	qlock(&clip.lk);
376 16a70966 2003-11-23 devnull 	/*
377 16a70966 2003-11-23 devnull 	 * Is there a primary selection (highlighted text in an xterm)?
378 16a70966 2003-11-23 devnull 	 */
379 16a70966 2003-11-23 devnull 	clipboard = XA_PRIMARY;
380 161060a4 2003-10-11 devnull 	w = XGetSelectionOwner(xd, XA_PRIMARY);
381 161060a4 2003-10-11 devnull 	if(w == _x.drawable){
382 16a70966 2003-11-23 devnull 	mine:
383 161060a4 2003-10-11 devnull 		data = (uchar*)strdup(clip.buf);
384 161060a4 2003-10-11 devnull 		goto out;
385 161060a4 2003-10-11 devnull 	}
386 16a70966 2003-11-23 devnull 
387 16a70966 2003-11-23 devnull 	/*
388 16a70966 2003-11-23 devnull 	 * If not, is there a clipboard selection?
389 16a70966 2003-11-23 devnull 	 */
390 16a70966 2003-11-23 devnull 	if(w == None && _x.clipboard != None){
391 16a70966 2003-11-23 devnull 		clipboard = _x.clipboard;
392 16a70966 2003-11-23 devnull 		w = XGetSelectionOwner(xd, _x.clipboard);
393 16a70966 2003-11-23 devnull 		if(w == _x.drawable)
394 16a70966 2003-11-23 devnull 			goto mine;
395 16a70966 2003-11-23 devnull 	}
396 16a70966 2003-11-23 devnull 
397 16a70966 2003-11-23 devnull 	/*
398 16a70966 2003-11-23 devnull 	 * If not, give up.
399 16a70966 2003-11-23 devnull 	 */
400 161060a4 2003-10-11 devnull 	if(w == None){
401 161060a4 2003-10-11 devnull 		data = nil;
402 161060a4 2003-10-11 devnull 		goto out;
403 161060a4 2003-10-11 devnull 	}
404 16a70966 2003-11-23 devnull 		
405 161060a4 2003-10-11 devnull 	/*
406 161060a4 2003-10-11 devnull 	 * We should be waiting for SelectionNotify here, but it might never
407 16a70966 2003-11-23 devnull 	 * come, and we have no way to time out.  Instead, we will clear
408 16a70966 2003-11-23 devnull 	 * local property #1, request our buddy to fill it in for us, and poll
409 16a70966 2003-11-23 devnull 	 * until he's done or we get tired of waiting.
410 e39b8b19 2003-12-02 devnull 	 *
411 e39b8b19 2003-12-02 devnull 	 * We should try to go for _x.utf8string instead of XA_STRING,
412 e39b8b19 2003-12-02 devnull 	 * but that would add to the polling.
413 161060a4 2003-10-11 devnull 	 */
414 16a70966 2003-11-23 devnull 	prop = 1;
415 16a70966 2003-11-23 devnull 	XChangeProperty(xd, _x.drawable, prop, XA_STRING, 8, PropModeReplace, (uchar*)"", 0);
416 16a70966 2003-11-23 devnull 	XConvertSelection(xd, clipboard, XA_STRING, prop, _x.drawable, CurrentTime);
417 161060a4 2003-10-11 devnull 	XFlush(xd);
418 161060a4 2003-10-11 devnull 	lastlen = 0;
419 16a70966 2003-11-23 devnull 	for(i=0; i<10 || (lastlen!=0 && i<30); i++){
420 161060a4 2003-10-11 devnull 		usleep(100*1000);
421 16a70966 2003-11-23 devnull 		XGetWindowProperty(xd, _x.drawable, prop, 0, 0, 0, AnyPropertyType,
422 161060a4 2003-10-11 devnull 			&type, &fmt, &dummy, &len, &data);
423 161060a4 2003-10-11 devnull 		if(lastlen == len && len > 0)
424 161060a4 2003-10-11 devnull 			break;
425 161060a4 2003-10-11 devnull 		lastlen = len;
426 161060a4 2003-10-11 devnull 	}
427 e39b8b19 2003-12-02 devnull 	if(i == 10){
428 161060a4 2003-10-11 devnull 		data = nil;
429 161060a4 2003-10-11 devnull 		goto out;
430 161060a4 2003-10-11 devnull 	}
431 161060a4 2003-10-11 devnull 	/* get the property */
432 161060a4 2003-10-11 devnull 	data = nil;
433 16a70966 2003-11-23 devnull 	XGetWindowProperty(xd, _x.drawable, prop, 0, SnarfSize/sizeof(ulong), 0, 
434 161060a4 2003-10-11 devnull 		AnyPropertyType, &type, &fmt, &len, &dummy, &xdata);
435 e39b8b19 2003-12-02 devnull 	if((type != XA_STRING && type != _x.utf8string) || len == 0){
436 161060a4 2003-10-11 devnull 		if(xdata)
437 161060a4 2003-10-11 devnull 			XFree(xdata);
438 161060a4 2003-10-11 devnull 		data = nil;
439 161060a4 2003-10-11 devnull 	}else{
440 161060a4 2003-10-11 devnull 		if(xdata){
441 be22ae2d 2004-03-26 devnull 			data = (uchar*)strdup((char*)xdata);
442 161060a4 2003-10-11 devnull 			XFree(xdata);
443 161060a4 2003-10-11 devnull 		}else
444 161060a4 2003-10-11 devnull 			data = nil;
445 161060a4 2003-10-11 devnull 	}
446 161060a4 2003-10-11 devnull out:
447 161060a4 2003-10-11 devnull 	qunlock(&clip.lk);
448 be22ae2d 2004-03-26 devnull 	return (char*)data;
449 76193d7c 2003-09-30 devnull }
450 76193d7c 2003-09-30 devnull 
451 161060a4 2003-10-11 devnull void
452 32f69c36 2003-12-11 devnull _xputsnarf(XDisplay *xd, char *data)
453 161060a4 2003-10-11 devnull {
454 16a70966 2003-11-23 devnull 	XButtonEvent e;
455 16a70966 2003-11-23 devnull 
456 161060a4 2003-10-11 devnull 	if(strlen(data) >= SnarfSize)
457 161060a4 2003-10-11 devnull 		return;
458 161060a4 2003-10-11 devnull 	qlock(&clip.lk);
459 161060a4 2003-10-11 devnull 	strcpy(clip.buf, data);
460 16a70966 2003-11-23 devnull 
461 16a70966 2003-11-23 devnull 	/* leave note for mouse proc to assert selection ownership */
462 16a70966 2003-11-23 devnull 	_x.putsnarf++;
463 16a70966 2003-11-23 devnull 
464 16a70966 2003-11-23 devnull 	/* send mouse a fake event so snarf is announced */
465 16a70966 2003-11-23 devnull 	memset(&e, 0, sizeof e);
466 16a70966 2003-11-23 devnull 	e.type = ButtonPress;
467 16a70966 2003-11-23 devnull 	e.window = _x.drawable;
468 16a70966 2003-11-23 devnull 	e.state = ~0;
469 16a70966 2003-11-23 devnull 	e.button = ~0;
470 16a70966 2003-11-23 devnull 	XSendEvent(xd, _x.drawable, True, ButtonPressMask, (XEvent*)&e);
471 161060a4 2003-10-11 devnull 	XFlush(xd);
472 16a70966 2003-11-23 devnull 
473 161060a4 2003-10-11 devnull 	qunlock(&clip.lk);
474 161060a4 2003-10-11 devnull }
475 161060a4 2003-10-11 devnull 
476 161060a4 2003-10-11 devnull int
477 32f69c36 2003-12-11 devnull _xselect(XEvent *e, XDisplay *xd)
478 161060a4 2003-10-11 devnull {
479 e39b8b19 2003-12-02 devnull 	char *name;
480 161060a4 2003-10-11 devnull 	XEvent r;
481 161060a4 2003-10-11 devnull 	XSelectionRequestEvent *xe;
482 e39b8b19 2003-12-02 devnull 	Atom a[4];
483 161060a4 2003-10-11 devnull 
484 161060a4 2003-10-11 devnull 	memset(&r, 0, sizeof r);
485 161060a4 2003-10-11 devnull 	xe = (XSelectionRequestEvent*)e;
486 4cdbf87a 2004-03-02 devnull if(0) fprint(2, "xselect target=%d requestor=%d property=%d selection=%d\n",
487 e39b8b19 2003-12-02 devnull 	xe->target, xe->requestor, xe->property, xe->selection);
488 e39b8b19 2003-12-02 devnull 	r.xselection.property = xe->property;
489 e39b8b19 2003-12-02 devnull 	if(xe->target == _x.targets){
490 e39b8b19 2003-12-02 devnull 		a[0] = XA_STRING;
491 e39b8b19 2003-12-02 devnull 		a[1] = _x.utf8string;
492 e39b8b19 2003-12-02 devnull 		a[2] = _x.text;
493 e39b8b19 2003-12-02 devnull 		a[3] = _x.compoundtext;
494 e39b8b19 2003-12-02 devnull 
495 e39b8b19 2003-12-02 devnull 		XChangeProperty(xd, xe->requestor, xe->property, xe->target,
496 e39b8b19 2003-12-02 devnull 			8, PropModeReplace, (uchar*)a, sizeof a);
497 e39b8b19 2003-12-02 devnull 	}else if(xe->target == XA_STRING || xe->target == _x.utf8string || xe->target == _x.text || xe->target == _x.compoundtext){
498 e39b8b19 2003-12-02 devnull 		/* if the target is STRING we're supposed to reply with Latin1 XXX */
499 e39b8b19 2003-12-02 devnull 		qlock(&clip.lk);
500 e39b8b19 2003-12-02 devnull 		XChangeProperty(xd, xe->requestor, xe->property, xe->target,
501 e39b8b19 2003-12-02 devnull 			8, PropModeReplace, (uchar*)clip.buf, strlen(clip.buf));
502 e39b8b19 2003-12-02 devnull 		qunlock(&clip.lk);
503 161060a4 2003-10-11 devnull 	}else{
504 e39b8b19 2003-12-02 devnull 		name = XGetAtomName(xd, xe->target);
505 49fda441 2004-04-22 devnull 		if(strcmp(name, "TIMESTAMP") != 0)
506 49fda441 2004-04-22 devnull 			fprint(2, "%s: cannot handle selection request for '%s' (%d)\n", argv0, name, (int)xe->target);
507 161060a4 2003-10-11 devnull 		r.xselection.property = None;
508 161060a4 2003-10-11 devnull 	}
509 161060a4 2003-10-11 devnull 
510 161060a4 2003-10-11 devnull 	r.xselection.display = xe->display;
511 161060a4 2003-10-11 devnull 	/* r.xselection.property filled above */
512 161060a4 2003-10-11 devnull 	r.xselection.target = xe->target;
513 161060a4 2003-10-11 devnull 	r.xselection.type = SelectionNotify;
514 161060a4 2003-10-11 devnull 	r.xselection.requestor = xe->requestor;
515 161060a4 2003-10-11 devnull 	r.xselection.time = xe->time;
516 161060a4 2003-10-11 devnull 	r.xselection.send_event = True;
517 161060a4 2003-10-11 devnull 	r.xselection.selection = xe->selection;
518 161060a4 2003-10-11 devnull 	XSendEvent(xd, xe->requestor, False, 0, &r);
519 161060a4 2003-10-11 devnull 	XFlush(xd);
520 161060a4 2003-10-11 devnull 	return 0;
521 161060a4 2003-10-11 devnull }
522 161060a4 2003-10-11 devnull 
523 161060a4 2003-10-11 devnull void
524 161060a4 2003-10-11 devnull putsnarf(char *data)
525 161060a4 2003-10-11 devnull {
526 32f69c36 2003-12-11 devnull 	_xputsnarf(_x.snarfcon, data);
527 161060a4 2003-10-11 devnull }
528 161060a4 2003-10-11 devnull 
529 161060a4 2003-10-11 devnull char*
530 161060a4 2003-10-11 devnull getsnarf(void)
531 161060a4 2003-10-11 devnull {
532 32f69c36 2003-12-11 devnull 	return _xgetsnarf(_x.snarfcon);
533 161060a4 2003-10-11 devnull }
534 161060a4 2003-10-11 devnull